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UWA10002 - Proposed <br />Prepared by {enter your company name here} <br />HydroCAD® 9.10 s/n 01542 © 2009 HydroCAD Software Solutions LLC <br />[49] Hint: Tc <2dt may require smaller dt <br />Runoff <br />0.041 <br />0.03 5 <br />0.02 <br />0.01 <br />0 <br />5 <br />Summary for Subcatchment 11S: Direct Discharge #2 <br />0.22 cfs @ 11.96 hrs, Volume= <br />Runoff by SCS TR -20 method, UH =SCS, Time Span= 5.00 -20.00 hrs, dt= 0.05 hrs <br />Type II 24 -hr 10 -yr Rainfall= 4.10" <br />Area (sf) CN Description <br />1,385 98 Paved parking, HSG B <br />925 61 >75% Grass cover, Good, HSG B <br />2,310 83 Weighted Average <br />925 40.04% Pervious Area <br />1,385 59.96% Impervious Area <br />Tc Length Slope Velocity Capacity Description <br />(min) (feet) (ft /ft) (ft /sec) (cfs) <br />5.0 <br />Subcatchment 11S: Direct Discharge #2 <br />Hydrograph <br />H H 1 <br />r <br />4- <br />r <br />r I <br />r <br />Type - If- 24-hr- 10-yr - <br />1 <br />I, <br />1 1 1 <br />Rain - faH 4.10" <br />TIT <br />• Runoff - Area =213tOrst _ <br />13ur Volume_ 0.01 al <br />Runoll -Depth 2.2O " -- <br />N =$8 - <br />r r I r I r <br />L L I L I L <br />i I I I <br />✓ r I r I r <br />i I I I I I <br />0.25_ <br />0.241 <br />0.23 1 0.22 cfs <br />0.22 = " <br />0.21 - " - I I I I <br />0.21 1 L L - -- L <br />I I I I I I <br />0.19 — r I r r r r <br />0.181 L <br />. I <br />0.171 r r r r r r <br />0.161 I I I I I I <br />0.151 H H H H 1 L <br />• 0.145 <br />U 1 1 1 1 <br />0.131 <br />• 0.125' — I I I I <br />O 1 <br />LL 0.111 ----- L---- L--- _---- r--- L - - - - r <br />01� I I I <br />.1 <br />✓ r <br />0.09 L L L L - - -L L <br />0.08= r I r F r r r <br />0. 071 ▪ L <br />I <br />0.061 r r r r <br />0.051 I I I <br />10 <br />11 <br />Direct Entry, <br />12 13 14 <br />Time (hours) <br />Type 11 24-hr 10 -yr Rainfall = 4.10" <br />Printed 12/1/2010 <br />Page 38 <br />0.010 af, Depth> 2.20" <br />15 <br />16 <br />17 <br />18 <br />19 <br />20 <br />❑ Runo <br />